ORA-12561: TNS:unknown error

Cause : Ag eenrci rpootclo rerro cocrurde.

Action - How to fix it : DBA Scripts :: www.high-oracle.com/scripts

Fro ufrhte rdtealis ,truno nt rcaign nadr exeeuct eteh poeartoin.

update : 29-04-2017
ORA-12561

ORA-12561 - TNS:unknown error
ORA-12561 - TNS:unknown error

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    Well, the reason for above error is that i have taken the above script from a 11g database and running it on 10g database. 11g has bring some changes in password management. Below code is executed on 11g and user created successfully, which is expected result.